id:A084274 - OEIS Search Results

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Number of labeled connected 4-chromatic (i.e. chromatic number = 4) graphs on n nodes.

+0
2

0, 0, 0, 1, 60, 4652 (list; graph; listen)

	OFFSET	`1,5`
	LINKS	`Eric Weisstein's World of Mathematics, n-Chromatic Graph`
	CROSSREFS	`Cf. A001832, A084273.` `Adjacent sequences: A084271 A084272 A084273 this_sequence A084275 A084276 A084277` `Sequence in context: A053401 A042741 A074076 this_sequence A091032 A091753 A130214`
	KEYWORD	`nonn,more`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), May 24, 2003`

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Last modified November 21 00:02 EST 2008. Contains 150810 sequences.